{
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    "locn": "http://www.w3.org/ns/locn#",
    "odrl": "http://www.w3.org/ns/odrl/2/",
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    "status": "https://publications.europa.eu/resource/authority/distribution-status/",
    "time": "http://www.w3.org/2006/time#",
    "vann": "http://purl.org/vocab/vann/",
    "vcard": "http://www.w3.org/2006/vcard/ns#",
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      "gnss:igsModelCode": "LEICA GR50"
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      "gnss:markerName": "MERS00TUR",
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}